effaçantvseffrayantConfusable pair

Quick tell: effaçant is a verb, effrayant is an adjective, so they fill different roles in a sentence.

Which to use

“effaçant” is a verb and “effrayant” is an adjective - they look or sound alike but fill different roles in a sentence.

#40,236
“effaçant” frequency rank
#11,574
“effrayant” frequency rank
51810
confusion score

Side-by-Side Comparison

Feature effaçant effrayant
Definition Participe présent de effacer. Qui fait peur ; qui donne de l’effroi ; qui effraye.

Where the eye mixes effaçant and effrayant

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. effaçant runs 8 letters (VCCVCVCC) against effrayant's 9 (VCCCVVVCC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
effaçant
9 ch
effrayant

Visual trap between effaçant and effrayant

These two trip readers on the page rather than in the ear: effaçant is \e.fa.sɑ̃\ while effrayant is \e.fʁɛ.jɑ̃\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 51810, derived from the frequency rank of both members and their visual similarity.

effaçant is recorded at frequency rank #40,236, classified as averb, pronounced \e.fa.sɑ̃\. effrayant is at rank #11,574, tagged as anadj, pronounced \e.fʁɛ.jɑ̃\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 51810, this pair ranks #152,292 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of effaçant vs effrayant

Shared letters: aefnt. Private to "effaçant": ç. Private to "effrayant": ry.

"effaçant" · 8 letters · shape VCCVCVCC  ·  "effrayant" · 9 letters · shape VCCCVVVCC

Known mistypes of this pair

  • effrayant ← effaryant · effraaynt · effrayannt · effrayantt · effrayatn · effraynat · effrayyant · effrrayant

Frequently Asked Questions

Is swapping "effaçant" for "effrayant" ever safe?
No - they are not even the same part of speech. "effaçant" is a verb and "effrayant" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "effaçant" or "effrayant" show up more?
"effrayant" is the more common of the two: it sits at frequency rank #11,574 in our French list, against #40,236 for "effaçant". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "effaçant" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "effrayant" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #152,292 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "effaçant" and "effrayant" also get mixed up with nearby pairs, the highest-scored neighbour is "effaçant vs effarant". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #152,292 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list